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Gopi Krishna Tummala

Posts

All the articles I've posted.

  • Advanced GenAI Systems
    45 MIN READ

    Building Production-Grade Multimodal RAG Systems

    From naive vector search to industry-standard multimodal RAG. Master hybrid search, query rewriting, cross-encoder reranking, and the architecture of high-precision retrieval systems.

  • Advanced Robotics
    40 MIN READ

    Diffusion for Action: Trajectories and Policy

    How diffusion models predict action sequences instead of pixels. Covers Diffusion Policy, world models for robotics, and connecting diffusion to reinforcement learning for autonomous systems.

  • Advanced GenAI Systems
    45 MIN READ

    Diffusion — From Molecules to Machines

    A deep dive into the physics and probability of diffusion models. Learn how reversing a stochastic process became the foundation for modern generative AI, from Stable Diffusion to robotics and protein design.

  • Advanced GenAI Systems
    40 MIN READ

    Image Diffusion Models: From U-Net to DiT

    The evolution of image diffusion architectures. Learn how we moved from convolutional U-Nets to scalable Diffusion Transformers (DiT), and why treating images like language changed everything.

  • Advanced GenAI Systems
    45 MIN READ

    The Frontier: Sora, Veo, and the Future of Video

    Exploring the state-of-the-art in video generation. Learn how Sora and Veo use Spatiotemporal Transformers to simulate the physical world, and the challenges of achieving perfect motion fidelity.

  • Advanced GenAI Systems
    40 MIN READ

    Physics-Aware Video Diffusion: From Pixels to Laws

    How to move from visual imitation to law-governed motion. Deep dive into injecting PDEs into neural networks, implicit physics extraction, and LLM-guided physical reasoning.